Add list-nina-warnings.ps1

Scripts/list-nina-warnings.ps1

@@ -0,0 +1,33 @@
+<#
+.SYNOPSIS
+	Lists the current NINA warnings
+.DESCRIPTION
+	This PowerShell script queries the current NINA warnings and prints it.
+.EXAMPLE
+	PS> ./list-nina-warnings.ps1
+.LINK
+	https://github.com/fleschutz/PowerShell
+.NOTES
+	Author: Markus Fleschutz | License: CC0
+#>
+
+try {
+	Write-Progress "Loading NINA warnings..."
+	$warnings = (Invoke-WebRequest -URI https://warnung.bund.de/api31/dwd/mapData.json -userAgent "curl" -useBasicParsing).Content | ConvertFrom-Json
+	Write-Progress -completed "Done."
+	Write-Output "Weather Warnings by DWD"
+	Write-Output "-----------------------"
+	foreach($warning in $warnings) {
+		$startDate = $warning.startDate
+		$expiresDate = $warning.expiresDate
+		$severity = $warning.severity
+		$urgency = $warning.urgency
+		$type = $warning.type
+		$message = $warning.i18nTitle.en
+		Write-Output "* $type from $startDate to $($expiresDate): $message ($severity, $urgency)"
+	}
+	exit 0 # success
+} catch {
+	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}